CN103129395B - The instrument board supporting framework of vehicle - Google Patents
The instrument board supporting framework of vehicle Download PDFInfo
- Publication number
- CN103129395B CN103129395B CN201210472335.4A CN201210472335A CN103129395B CN 103129395 B CN103129395 B CN 103129395B CN 201210472335 A CN201210472335 A CN 201210472335A CN 103129395 B CN103129395 B CN 103129395B
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- Prior art keywords
- limiting unit
- carrier panel
- instrument carrier
- instrument
- car
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- 230000000694 effects Effects 0.000 description 14
- 238000006073 displacement reaction Methods 0.000 description 10
- 238000009423 ventilation Methods 0.000 description 8
- 238000004378 air conditioning Methods 0.000 description 6
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000003195 fascia Anatomy 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K37/00—Dashboards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/081—Cowls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K37/00—Dashboards
- B60K37/10—Arrangements for attaching the dashboard to the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/14—Dashboards as superstructure sub-units
- B62D25/145—Dashboards as superstructure sub-units having a crossbeam incorporated therein
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Instrument Panels (AREA)
Abstract
The instrument board supporting framework of vehicle of the present invention comprises: car jugularia (22); Instrument carrier panel (3), front part is supported on car jugularia (22).Car jugularia (22) comprising: upper wall (22a), facing with front window from below; Curve (22b), is formed in the rear end of upper wall (22a), can bend when colliding; Back face wall (22c), extends downwards from curve (22b).The bottom of the front part of instrument carrier panel (3) is provided with: the first central limiting unit (41), abuts with upper wall (22a) and limit moving down of instrument carrier panel (3); Second central limiting unit (42), abuts with back face wall (22c) and limits moving up of instrument carrier panel (3).According to this structure, the assembling operation of instrument carrier panel can be guaranteed, and the warpage on overall width direction of instrument carrier panel can be suppressed and the impact absorbency to pedestrian can be improved.
Description
Technical field
The present invention relates to the instrument board supporting framework of vehicle, particularly relate to the top with the front part limiting instrument carrier panel respectively and move the instrument board supporting framework with the vehicle of the limiting unit of below movement.
Background technology
In the past, the instrument carrier panel of vehicle was made up of the massive synthetic resin formed products extended on the whole width in car room, and the inside of instrument carrier panel is provided with air-conditioning unit, acoustics unit and multiple conduits etc.Described each unit etc. are assembled on the dash panel in other assigned lines different from the assigned line of vehicle.Thereafter, in the rear operation of instrument carrier panel after assembling body framwork (vehicle frame), car indoor are moved to opening from installing getting on or off the bus of side door, be moved toward front afterwards, and it is upper and be assembled in vehicle body to be fixed on the special stand being located at car jugularia etc., described car jugularia supports the lower edge of front window.
Plastic instrument carrier panel is owing to arranging near the front panel as the rear wall of engine room and being accommodated with each electric component unit therein, therefore the impact from inside and outside heat is easily subject to, and, owing to being the structure for strip on overall width direction, there is the flexural deformation (warpage) of central portion in above-below direction displacement and so in such as overall width direction sometimes.Have for tackling this technology because of the instrument carrier panel warpage caused by het expansion for this reason.
The instrument panel mounting structure that No. 2009-208574, Japanese Laid-Open Patent Publication (patent documentation 1) is recorded comprises: plastic instrument carrier panel; Inlet box (car neck case), is formed by the box structure position extended upward from upper front panel and box structure plate (car jugularia), and has the closed sectional extended along overall width direction; Protrusion and locating dowel pin, rearward extend from the back face wall of inlet box.In the front part of instrument carrier panel, be integrally formed with engaging protrusion and locating support, engaging protrusion is connected to the lower surface of described protrusion, and locating support can allow locating dowel pin insert.Thus, the warpage on overall width direction of instrument carrier panel is prevented when omitting instrument carrier panel installation special stand.
The car jugularia of lower edge supporting front window cooperates with upper front panel (also referred to as car neck component) and forms and have bight and the car neck case extended along overall width direction.The rigidity of body forward structure guaranteed on the one hand by this car neck case, and on the other hand from the viewpoint of the protection pedestrian when vehicle and pedestrian impact, requirement possesses abirritation in the impact absorbing function of impact of falling down the pedestrian on car bonnet.Therefore, there is following pedestrian protecting structure: when impact load acts on car neck case from vehicle front, to make the impact absorbency of pedestrian car neck case can relative to vehicle body rearward and move up for improving.
In recent years, there is the tendency at the angle of inclination relative to vertical guide of increase front window for improving the aerodynamic characteristics of vehicle and designability etc.In the vehicle of front window with so large angle of inclination, due to the narrower intervals between front window and car jugularia, be therefore difficult to the working space guaranteed for assembling instrument carrier panel.Especially in following instrument board supporting framework, there are the misgivings causing assembling operation to worsen, that is: the state that instrument carrier panel is being promoted to higher position is moved toward front, is assembled into the special stand be arranged on car jugularia downward.
In addition, from the viewpoint of protection pedestrian, also exist for the impact absorbing function guaranteeing car jugularia and the requirement specially making the narrower intervals of front window and car jugularia.Also the misgivings identical with described situation are produced in the case.
The instrument panel mounting structure of patent documentation 1, the engaging protrusion abutted with the lower surface of protrusion and the locating support that locating dowel pin can be allowed to insert is integrally formed with in the front part of instrument carrier panel, when instrument carrier panel is assembled on vehicle body, engaging protrusion and locating support are sticked in respectively and are arranged on protrusion on car jugularia and locating dowel pin.But, in such instrument panel mounting structure, when vehicle and pedestrian impact, because car neck case cannot relative to vehicle body rearward and move up, therefore exist cannot abirritation in the misgivings of the impact of pedestrian.
Summary of the invention
The present invention adopts in the narrow vehicle in the interval of front window and car jugularia, the object of the present invention is to provide a kind of can guarantee instrument carrier panel assembling operation and the warpage of instrument carrier panel can be suppressed and the instrument board supporting framework of the vehicle of the impact absorbency to pedestrian can be improved.
For reaching described object, the instrument board supporting framework of vehicle of the present invention comprises: car jugularia, supports front window; Instrument carrier panel, front part is supported on described car jugularia.Described car jugularia comprises: upper wall, facing with described front window from below; Curve, is formed in the rear end of described upper wall, can bend when colliding; Back face wall, extends downwards from described curve; Wherein, the bottom of described back face wall is connected with front panel engine room and car room separated.The bottom of the front part of described instrument carrier panel is provided with: the first limiting unit, abuts and limit moving down of described instrument carrier panel with described upper wall; Second limiting unit, abut with described back face wall and limit moving up of described instrument carrier panel, the described back face wall of described car jugularia is provided with the limit bracket tilting to extend rearwardly and upwardly, described second limiting unit tilts to extend from the bottom forward downward of the front part of described instrument carrier panel, and arranges in the mode abutted with described back face wall via described limit bracket.
In the instrument board supporting framework of this vehicle, the first limiting unit abutted with the upper wall of car jugularia limits moving down of instrument carrier panel, and the second limiting unit abutted with the back face wall of car jugularia limits moving up of instrument carrier panel, even if therefore under the narrow situation in the interval of front window and car jugularia, instrument carrier panel not being promoted to higher position also can make this fascia supports in the upper wall and back face wall of car jugularia, thus can guarantee the good assembling operation of instrument carrier panel.
In addition, owing to being limited the movement with this two side that moves up that moves down of instrument carrier panel by first, second limiting unit, the warpage because of the instrument carrier panel caused by het expansion can therefore conscientiously be suppressed.
In addition, when being applied with the impact load from front at vehicle and pedestrian impact to car jugularia, by the effect of first, second limiting unit, upper wall and back face wall take curve as basic point folded deformation, therefore can abirritation in the impact of pedestrian.
According to this structure, the installation space of the fore-and-aft direction of the second limiting unit can be reduced, thus the assembling convenience of instrument carrier panel can be guaranteed.
It is preferable that in the present invention, described second limiting unit and the parts of vessels be arranged on described instrument carrier panel are integrally formed.
According to this structure, do not increase the intensity that number of parts just can improve the second limiting unit, conscientiously can be realized the warpage suppression etc. of instrument carrier panel by the second limiting unit with the abutting of back face wall of car jugularia.
It is preferable that in the present invention, first, second limiting unit described is made up of the multiple parts be provided separately on overall width direction respectively.
According to this structure, no matter on the overall width direction of instrument carrier panel, any position all can suppress the generation of warpage, thus can the front part of more stably support instrument dash board.
As mentioned above, according to the present invention, moving down of first limiting unit restriction instrument carrier panel, and moving up of the second limiting unit restriction instrument carrier panel, when therefore the present invention being adopted in the narrow vehicle in the interval of front window and car jugularia, then can guarantee the assembling operation of instrument carrier panel, and the warpage of instrument carrier panel can be suppressed and the impact absorbency to pedestrian can be improved.
Accompanying drawing explanation
Fig. 1 is the three-dimensional cutaway view of the instrument board supporting framework involved by embodiments of the invention.
Fig. 2 is the birds-eye view of the state after representing the instrument panel body having removed instrument carrier panel.
Fig. 3 is the cutaway view of the III-III line along Fig. 2.
Fig. 4 is the enlarged view of Fig. 3.
Fig. 5 is the block diagram of the first limiting unit.
(a) and (b) of Fig. 6 illustrates how the second limiting unit plays the instruction diagram of function when assembling instrument carrier panel, wherein, a () is the figure representing the state that assembling is initial, (b) is the figure of the state represented when having assembled.
Fig. 7 is the cutaway view of the VII-VII line along Fig. 2.
Detailed description of the invention
Below, based on embodiment, embodiments of the present invention are described.In addition, in an embodiment, using the front side of the direct of travel of vehicle and rear side as "front", "rear" and being described vehicle as " right side ", " left side " towards left side during direct of travel and right side.
[embodiment 1]
Based on Fig. 1 to Fig. 7, embodiments of the invention are described.
As shown in Figure 1 to Figure 4, shown in Fig. 7, be provided with in the front portion of this vehicle V: car jugularia 22, support front window 1; Plastic instrument carrier panel 3, front part is supported on car jugularia 22; Front panel 6, separates before and after engine room 5 and car room 4.
The upper front panel 21 that front panel 6 comprises lower front panel 20 and is connected to by welding on the upper end of lower front panel 20.Upper front panel 21 is formed in the mode extended rearwardly and upwardly from the upper end of lower front panel 20, and is formed as the roughly channel-shaped along the extension of overall width direction.
The rearward end (upper end) of upper front panel 21 is connected on car jugularia 22, forms the space of forwards opening between upper front panel 21 and car jugularia 22.This space is formed in the mode extended along overall width direction, and is configured for the part on the air supply road be supplied to by the extraneous air imported from vehicle front in car room 4.Below, sometimes the half-open box structure body be made up of upper front panel 21 and car jugularia 22 is called car neck case 2.
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 7, the mode that car neck case 2 extends along overall width direction with the whole width range in car room 4 in the lower rear position of car bonnet (not shown) is formed.The both ends, left and right of car neck case 2 are connected to the rear end of pair of right and left front pillar (not shown) and pair of right and left front-axle beam (not shown).The inside of car neck case 2 that is form car neck case 2 lower portion upper front panel 21 and form car neck case 2 upper portion car jugularia 22 between be provided with multiple strengthening part 23.
Car jugularia 22 is integrally formed by steel plate, and it comprises: upper wall 22a, facing with front window 1 from below; Curve 22b, is formed in the rear end of upper wall 22a; Back face wall 22c, extends downwards from curve 22b; Flange 22d, the lower end of wall 22c extends to vehicle body rear from behind.In addition, front window 1 is formed as the curved shape forwards protruded, and corresponding to this, car jugularia 22 is also formed as overlooking lower bending.
The mode that upper wall 22a swells towards front window 1 with front part is formed, and is bonded on the inside face of the lower edge of front window 1 by adhesive agent.The par with approximate horizontal upper surface is formed in a part (part for the rear side of upper wall 22a) for the scope of bonding part to curve 22b engaged with front window 1 from upper wall 22a.
Curve 22b is formed on the gamut in the overall width direction of car jugularia 22.This curve 22b becomes the distortion starting point of car jugularia 22 when having from the front of vehicle V towards rearward impact load the effect of car neck case 2, therefore can correspond to the power of more than designated value and bend.Curve 22b becomes distortion starting point, and car jugularia 22 is with its upper wall 22a and back face wall 22c model deformation close to each other thus.
Back face wall 22c extends downward in the scope from curve 22b to the rear end of flange 22d, and is formed as general planar shape.Flange 22d is overlapping with the flange 21a of the rearward end being formed in upper front panel 21 and connect by welding.Like this, the bottom of back face wall 22c is connected with the upper front panel 21 of front panel 6 via flange 21a, 22d.
The car jugularia 22 of above structure, when having impact load from the front effect of vehicle V, is set to from initial condition that is upper wall 22a and the crossing angle of back face wall 22c the folded state that roughly 90 state displacements of spending are less than 90 degree to this crossing angle.That is, car jugularia 22 is with curve 22b for point deformation, is moved to the folded state of upper wall 22a (namely the crossing angle of upper wall 22a and back face wall 22c diminishes) close to each other with back face wall 22c thus.
Multiple strengthening part 23 is formed as roughly triangular shape under side-looking respectively, arranges in the mode arranged along overall width direction in the forward position of car neck case 2 inside.Each strengthening part 23 has two tops of the inside face being connected to upper wall 22a at front side and the rear side at front window 1 and the junction surface of upper wall 22a, and has a top of the inside face being connected to front panel 21 at the rear side at the junction surface of lower front panel 20 and upper front panel 21.Thus, strengthening part 23 plays and improves the torsion rigidity of car neck case 2 or the effect of strength of parts.
Below, instrument carrier panel 3 is described.
Instrument carrier panel 3 comprises: instrument panel body 31, forms the skeleton of instrument carrier panel 3; Plastic defogger plate 32, is connected to the bottom surface sections of this instrument panel body 31 by Vibration Welding; Plastic central defroster duct 32b, is embedded in this defogger plate 32.This instrument carrier panel 3 is provided with air-conditioning unit 7, gas bag unit 8 and acoustics unit (not shown) etc.
Instrument panel body 31 is take synthetic resin as the three-decker person of main material, and it comprises: skin covering of the surface, forms the outside face of instrument panel body 31; Substrate layer, forms the bottom surface of instrument panel body 31; Foaming layer, as the interlayer between skin covering of the surface and substrate layer.The inner side of this instrument panel body 31 from car neck case 2 to car room 4 (rear side of vehicle V) is swelled, and its profile portion has the section of roughly U-shaped.
The polyurethane seal parts will sealed between instrument panel body 31 and front window 1 are fixed with in the front end upper surface portion of instrument panel body 31.Being arranged on the front portion of car room 4 as the instrument plate-girder 9 of strength member in the mode extended along overall width direction, being supported on for making instrument carrier panel 3 supporting bracket 10 on this instrument plate-girder 9 to be connected to instrument panel body 31 bottom surface sections in roughly vertical shape.
Air-conditioning unit 7 comprises the heating installation core body (not shown) and evaporator (not shown) etc. that are arranged on rear side of front panel 6.This air-conditioning unit 7 is connected with central defogger blow-off outlet 32a via central defroster duct 32b, be connected with pair of right and left side defogger blow-off outlet 33a via pair of right and left side defroster duct 33b, the blow-off outlet 34a that ventilates with central authorities via central ventilation duct 34b is connected, and the blow-off outlet 35a that ventilates with pair of right and left side via pair of right and left side ventilation duct 35b is connected.
A part of central authorities defogger blow-off outlet 32a, pair of right and left side defogger blow-off outlet 33a and pair of right and left side defroster duct 33b is arranged on defogger plate 32, and a part of pair of right and left side defroster duct 33b is arranged on central defroster duct 32b.
In addition, each blow-off outlet 32a ~ 35a and each conduit 32b ~ 35b is formed by synthetic resin material.
Central authorities defogger blow-off outlet 32a extends along overall width direction in the mode relative with the lower inner surface of front window 1, and to be formed as overlooking down roughly crescent along the mode of car jugularia 22.Central authorities defroster duct 32b is formed in the mode that more then width is wider, and it comprises: top ends, is embedded in the fitting portion 32c given prominence to from the part corresponding to central defogger blow-off outlet 32a of defogger plate 32 outward downwards; Base end part, is connected to air-conditioning unit 7.Pair of right and left side defogger blow-off outlet 33a is separately positioned on more rear and the position more outside overall width direction, both ends, left and right than central defogger blow-off outlet 32a.The conduit part that pair of right and left side defroster duct 33b extends to the conduit part outside overall width direction by the upper end, left and right from central defroster duct 32b respectively and is connected to side defogger blow-off outlet 33a is formed.
Central authorities ventilation blow-off outlet 34a is arranged on the overall width direction central portion of instrument carrier panel 3 and is the position of roughly the same height with instrument plate-girder 9.Pair of right and left side ventilation blow-off outlet 35a is separately positioned on the lower position of pair of right and left side defogger blow-off outlet 33a.Pair of right and left side ventilation duct 35b is respectively to be formed from the middle part of central ventilation duct 34b to the mode of overall width direction lateral branches.In addition, the housing recess of storage acoustics unit is formed on the top of central authorities ventilation blow-off outlet 34a.
The instrument carrier panel 3 of above structure is assembled as follows when manufacturing vehicle V.First, in other assigned lines different from the assigned line of vehicle V, instrument carrier panel 3 is assembled the fabricated sections such as air-conditioning unit 7, gas bag unit 8 and acoustics unit (not shown).Thereafter, in the rear operation of instrument carrier panel 3 after assembling body shell, to be moved to in car room 4 with opening from getting on or off the bus of side door (not shown), to be assembled into afterwards on vehicle V.
Below, the supporting construction of instrument carrier panel 3 is described.
Instrument carrier panel 3 is supported on car jugularia 22, left and right front pillar and instrument plate-girder 9 etc.Specifically, the front part of instrument panel body 31 is supported on car jugularia 22 via the first limiting unit 11 and the second limiting unit 12, the both ends, left and right of instrument panel body 31 are supported on the front pillar of left and right respectively, and the bottom surface sections of instrument panel body 31 is supported on instrument plate-girder 9 via supporting bracket 10.
First limiting unit 11 comprises: the first central limiting unit 41 (Fig. 2 to Fig. 4), is positioned at the central portion in overall width direction; Pair of right and left first side limiting unit 43 (Fig. 2, Fig. 7), is separately positioned on and is positioned at position outside overall width direction relative to the first central limiting unit 41.Similarly, the second limiting unit 12 comprises: the second central limiting unit 42 (Fig. 3, Fig. 4), is positioned at the central portion in overall width direction; Pair of right and left second side limiting unit 44 (Fig. 7), is separately positioned on and is positioned at position outside overall width direction relative to the second central limiting unit 42.
As shown in Fig. 1, Fig. 3, Fig. 4, the first central limiting unit 41 is integrally formed with the fitting portion 32c of the central defogger blow-off outlet 32a be arranged on defogger plate 32.
As shown in Figure 5, the first central limiting unit 41 is formed by such as lower part: the sidewall 41a of pair of right and left inverted trapezoidal shape; Front and back a pair OBL front and rear wall 41b, 41c; Lower wall 41d, is connected to the lower end of pair of right and left sidewall 41a and front and back a pair front and rear wall 41b, 41c; Front flange 41e, forwards extends from the upper end of antetheca 41b; Rear flange 41f, rearward extends from the upper end of rear wall 41c and is connected integratedly with fitting portion 32c.Pair of right and left sidewall 41a is formed with opening at middle body, and front flange 41e and rear flange 41f is welded on the bottom surface sections of instrument panel body 31.
Lower wall 41d is formed as general planar shape, and to arrange with the mode that the junction surface relative to upper wall 22a and front window 1 contacts to the face, par of the extended upper wall 22a of rear side.First central limiting unit 41 of structure like this can limit the flexural deformation (warpage) of protruding downward causing the displacement downwards of the central portion of instrument carrier panel 3, i.e. instrument carrier panel 3 because of het expansion.In addition, when having impact load to car neck case 2 from front effect, make car jugularia 22 with model deformation shown in dotted lines in Figure 4 because of the power be subject to from the first central limiting unit 41.That is, the deformation pattern of the car jugularia 22 during impact load effect is only allow upper wall 22a with the deformation pattern that curve 22b is basic point displacement counterclockwise, in other words only permission car jugularia 22 is folding.
As shown in Fig. 1, Fig. 3, Fig. 4, the second central limiting unit 42 is integrally formed with central defroster duct 32b.Second central limiting unit 42 is formed as roughly L-shaped, and to arrange with limit bracket 24 modes contacted of the back face wall 22c being arranged on car jugularia 22.This second central limiting unit 42 comprises: rear portion 42a, tilts to extend from the central defroster duct 32b forward downward (front and below) of bottom of the front part being equivalent to instrument carrier panel 3; Anterior 42b, tilts to extend from the far-end of this rear portion 42a to specify crossing angle forward downward.
Limit bracket 24 is formed by the sheet metal being formed as roughly Z-shaped, and is formed by such as lower part: connecting portion 24a, is welded on the overall width direction middle position of the back face wall 22c of car jugularia 22; Abutting part 24b, wall 22c tilts to extend rearwardly and upwardly from behind, and is formed in the mode that can contact with the anterior 42b face of the second central limiting unit 42; Guide portion 24c, guides the second central limiting unit 42 downwards in the assembling procedure of instrument carrier panel 3.Instrument carrier panel 3 below wall 22c and abutting part 24b (anterior 42b) to be mounted on vehicle V under the state of the angle of intersection close to right angle.
Below, according to (a) and (b) of Fig. 6, the action of the central limiting unit 42 of second in the assembling procedure of instrument carrier panel 3 and limit bracket 24 is described.
As shown in (a) of Fig. 6, when assembling instrument carrier panel 3, instrument carrier panel 3, after being moved to car room 4, not being promoted to higher position and just being transferred forwards.The front pillar of vehicle V is provided with not shown reference pins, and is fixed with side stand at the two ends of instrument plate-girder 9, when instrument carrier panel 3 is forwards transferred in car room 4, be arranged on the guide portion on described side stand and guided by the reference pins of described front pillar.In addition, along with instrument carrier panel 3 is forwards transferred, the far-end of the anterior 42b of the second central limiting unit 42 presses guide portion 24c with linear contact lay state, with this pressing, the angle of inclination of abutting part 24b slowly diminishes from initial angle, and the anterior 42b of the second central limiting unit 42 is also out of shape downwards.Thereafter, embedded by described reference pins in the groove of the guide portion of each side stand, thus instrument carrier panel 3 moves downwards and locates.Thus, the far-end of the anterior 42b of the second central limiting unit 42 move to than guide portion 24c lower end (boundary portion of guide portion 24c and abutting part 24b) more below position.
So as shown in (b) of Fig. 6, anterior 42b slides along the lower surface of abutting part 24b, and anterior 42b contacts with the mode face coincided with the upper and lower with abutting part 24b, and the angle of inclination of abutting part 24b returns to initial angle.
As above with the second central limiting unit 42 that the mode contacted with abutting part 24b face is arranged, the flexural deformation (warpage) of protruding upward causing the displacement upward of the central portion of instrument carrier panel 3, i.e. instrument carrier panel 3 because of het expansion can be limited.In addition, when there being the impact load from front to the effect of car neck case 2, make car jugularia 22 with model deformation shown in dotted lines in Figure 4 because of the power be subject to from the second central limiting unit 42.That is, the deformation pattern of the car jugularia 22 during impact load effect is only allow back face wall 22c with the deformation pattern that curve 22b is basic point displacement clockwise, in other words only permission car jugularia 22 is folding.
Next, pair of right and left first side limiting unit 43 and pair of right and left second side limiting unit 44 are described.In addition, the first side limiting unit 43 on right side and the second side limiting unit 44 on right side are the structure identical with the first side limiting unit 43 in left side and the second side limiting unit 44 in left side.Therefore, below the first side limiting unit 43 on left side and right side is referred to as the first side limiting unit 43 simply, the second side limiting unit 44 on left side and right side is referred to as the second side limiting unit 44 simply.
As shown in Figure 7, the first side limiting unit 43 is arranged on the front part of defogger plate 32.The rear flange 43f of the first side limiting unit 43 to be formed with the mode that side defroster duct 33b is connected integratedly, and is welded on the bottom surface sections of instrument panel body 31.The mode that first side limiting unit 43 contacts with upper wall 22a (being positioned at the flat at the upper wall 22a rear portion) face of car jugularia 22 with its lower end is arranged.Other structures of first side limiting unit 43 are identical with the first central limiting unit 41.
The flexural deformation (warpage) that first side limiting unit 43 of structure like this limits reason het expansion and rises causes both ends, the left and right displacement downwards of instrument carrier panel 3, and when having impact load to car jugularia 22 from front effect, the distortion (folded deformation) under pattern shown in dotted lines in Figure 4 is carried out in pressure, thus makes upper wall 22a with curve 22b for basic point displacement counterclockwise.
As shown in Figure 7, the second side limiting unit 44 is integrally formed with the pair of right and left side defroster duct 33b be arranged on defogger plate 32, and is formed in the mode that side-lower extends forward.In the position corresponding with the second side limiting unit 44 of the back face wall 22c of car jugularia 22, be fixed with pair of right and left limit bracket 25 by welding.Second side limiting unit 44 is formed as roughly L-shaped, and to arrange with limit bracket 25 modes contacted being arranged on back face wall 22c.Other structures of second side limiting unit 44 are identical with the second central limiting unit 42.
The flexural deformation (warpage) that second side limiting unit 44 of this structure limits reason het expansion and rises causes both ends, the left and right displacement upward of instrument carrier panel 3, and when there being the impact load from front to car jugularia 22 effect, the distortion (folded deformation) under pattern shown in dotted lines in Figure 4 is carried out in pressure, thus makes back face wall 22c with curve 22b for basic point displacement clockwise.
Below, the effect of the instrument board supporting framework of the vehicle involved by the present embodiment, effect are described.
In the instrument board supporting framework of the present embodiment, be provided with in the bottom of the front part of instrument panel body 31: the first limiting unit 11 (first central limiting unit 41 and the first side limiting unit 43), limits instrument carrier panel 3 by abutting with the upper wall 22a of car jugularia 22 and move downwards; Second limiting unit 12 (second central limiting unit 42 and the second side limiting unit 44), via limit bracket 24,25 be connected to car jugularia 22 back face wall 22c thus restriction instrument carrier panel 3 be moved upward.Therefore, even if under the situation that the interval of front window 1 and car jugularia 22 is narrow, instrument carrier panel 3 is not promoted on upper wall 22a and back face wall 22c that higher position also can make this instrument carrier panel 3 be supported on car jugularia 22, thus the good assembling operation of instrument carrier panel 3 can be guaranteed.
In addition, owing to being limited the movement with this two side that moves up that moves down of instrument carrier panel 3 by first, second limiting unit 11,12, the warpage of the instrument carrier panel 3 caused because of het expansion therefore conscientiously can be suppressed.
In addition, when the impact load from front being applied with to car jugularia 22 at vehicle V and pedestrian impact, by first, second limiting unit 11,12 effect and make upper wall 22a and back face wall 22c with curve 22b for basic point folded deformation, therefore can abirritation in the impact of pedestrian.
Like this, according to the present embodiment, in the vehicle V that the interval of front window 1 and car jugularia 22 is narrow, the assembling operation of instrument carrier panel 3 can be guaranteed, and the warpage of instrument carrier panel 3 can be suppressed and the impact absorbency to pedestrian can be improved.
In addition, in the present embodiment, the second limiting unit 12 tilts to extend from the bottom forward downward of the front part of instrument carrier panel 3, and arranges in the mode abutted with the limit bracket 24,25 tilted rearwardly and upwardly on the back face wall 22c being arranged on car jugularia 22.According to this structure, the installation space of the fore-and-aft direction of the second limiting unit 12 can be reduced, thus the assembling convenience of instrument carrier panel 3 can be guaranteed.
In addition, in the present embodiment, the second limiting unit 12 is integrally formed with the central defroster duct 32b be arranged on instrument carrier panel 3 or side ventilation duct 35b.According to this structure, do not increase the intensity that number of parts just can improve the second limiting unit 12, conscientiously can be realized the warpage suppression etc. of instrument carrier panel 3 by the second limiting unit 12 with abutting of back face wall 22c.
In addition, in the present embodiment, first, second limiting unit 11,12 is made up of the multiple parts be provided separately on overall width direction respectively.That is, form the first limiting unit 11 by the first central limiting unit 41 and pair of right and left first side limiting unit 43, form the second limiting unit 12 by the second central limiting unit 42 and pair of right and left second side limiting unit 44.According to this structure, no matter on the overall width direction of instrument carrier panel 3, any position all can suppress the generation of warpage, thus can the front part of more stably support instrument dash board 3.
Below, the variation obtained partly changing described embodiment is described.
(1) in described embodiment, the first limiting unit 11 is formed by the parts (the first central limiting unit 41, pair of right and left first side limiting unit 43) at total three positions of the central portion and both ends, left and right that are arranged on instrument carrier panel 3, and the parts at total three positions by the central portion and both ends, left and right that are arranged on instrument carrier panel 3 (the second central limiting unit 42, pair of right and left second side limiting unit 44) form the second limiting unit 12, but also can be as first, second limiting unit 11,12 and respectively at least one parts is set in any position in overall width direction.In addition, also the respective component parts of first, second limiting unit 11,12 can be arranged on more than four positions in overall width direction.In addition, also first, second limiting unit 11,12 can be formed by the parts independent of each parts of vessels.
(2) in described embodiment, show the second limiting unit 12 (second central limiting unit 42 and the second side limiting unit 44) and be connected to limit bracket 24 on the back face wall 22c being fixed on car jugularia 22, the example of 25, that is second limiting unit 12 via limit bracket 24, 25 and be connected to the example of back face wall 22c, but as the second limiting unit 12, only at least can suppress the warpage of instrument carrier panel 3 and upper wall 22a and back face wall 22c folded deformation can be made when effect has impact load, also the second limiting unit 12 can be made directly to be connected to the back face wall 22c of car jugularia 22.
(3) in described embodiment, show the example that the first limiting unit 11 (first central limiting unit 41 and the first side limiting unit 43) is directly connected to the upper wall 22a of car jugularia 22, but the first limiting unit 11 also can be connected to upper wall 22a via parts such as supports.
(4) in addition, as long as those skilled in the art, namely can implement with the form of described embodiment being added to various change when not departing from purport of the present invention, the present invention also comprises this change form.
Claims (3)
1. an instrument board supporting framework for vehicle, comprising: car jugularia, supports front window; Instrument carrier panel, front part is supported on described car jugularia; The feature of the instrument board supporting framework of described vehicle is:
Described car jugularia comprises: upper wall, facing with described front window from below; Curve, is formed in the rear end of described upper wall, can bend when colliding; Back face wall, extends downwards from described curve; Wherein, the bottom of described back face wall is connected with front panel engine room and car room separated,
The bottom of the front part of described instrument carrier panel is provided with: the first limiting unit, abuts and limit moving down of described instrument carrier panel with described upper wall; Second limiting unit, abuts with described back face wall and limits moving up of described instrument carrier panel,
The described back face wall of described car jugularia is provided with the limit bracket tilting to extend rearwardly and upwardly,
Described second limiting unit tilts to extend from the bottom forward downward of the front part of described instrument carrier panel, and arranges in the mode abutted with described back face wall via described limit bracket.
2. the instrument board supporting framework of vehicle according to claim 1, is characterized in that:
Described second limiting unit and the parts of vessels be arranged on described instrument carrier panel are integrally formed.
3. the instrument board supporting framework of vehicle according to claim 1 and 2, is characterized in that:
Described first restricted part and described second limiting unit are made up of the multiple parts be provided separately on overall width direction respectively.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-255750 | 2011-11-24 | ||
| JP2011255750A JP6044751B2 (en) | 2011-11-24 | 2011-11-24 | Vehicle instrument panel support structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103129395A CN103129395A (en) | 2013-06-05 |
| CN103129395B true CN103129395B (en) | 2016-01-20 |
Family
ID=48287990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210472335.4A Expired - Fee Related CN103129395B (en) | 2011-11-24 | 2012-11-20 | The instrument board supporting framework of vehicle |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8602479B2 (en) |
| JP (1) | JP6044751B2 (en) |
| CN (1) | CN103129395B (en) |
| DE (1) | DE102012020802B4 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9296409B2 (en) * | 2010-06-08 | 2016-03-29 | Toyota Jidosha Kabushiki Kaisha | Vehicle steering column support structure |
| DE102013018068B4 (en) * | 2012-12-21 | 2017-11-09 | Mazda Motor Corp. | Front vehicle body structure of a vehicle and method of forming the same |
| US8876197B1 (en) | 2013-09-17 | 2014-11-04 | Ford Global Technologies, Llc | Instrument panel to body cowl attachment with pedestrian protection |
| KR101542998B1 (en) * | 2014-04-14 | 2015-08-07 | 현대자동차 주식회사 | Connection Structure of Cowl and Front Pillar |
| US9327650B2 (en) | 2014-07-30 | 2016-05-03 | Toyota Motor Engineering & Manufacturing North America, Inc. | Cup holder assembly with cantilevered support |
| JP6269390B2 (en) * | 2014-08-27 | 2018-01-31 | トヨタ自動車株式会社 | Instrument panel mounting structure |
| JP6201953B2 (en) * | 2014-10-21 | 2017-09-27 | トヨタ自動車株式会社 | Cowl structure at the front of the vehicle |
| JP6241463B2 (en) * | 2015-08-28 | 2017-12-06 | トヨタ自動車株式会社 | Cowl structure |
| JP6288037B2 (en) * | 2015-10-21 | 2018-03-07 | マツダ株式会社 | Front body structure of automobile |
| KR101765620B1 (en) | 2015-12-02 | 2017-08-07 | 현대자동차 주식회사 | Cowl structure of vehicle |
| FR3046774B1 (en) * | 2016-01-19 | 2021-07-16 | Peugeot Citroen Automobiles Sa | REINFORCEMENT PART OF A LOWER BAY CROSSBODY |
| DE102016010612B4 (en) | 2016-09-01 | 2020-10-22 | Audi Ag | Cockpit module with windshield cross member and motor vehicle with such a cockpit module |
| US10239563B2 (en) * | 2016-11-01 | 2019-03-26 | Ford Global Technologies Llc | Instrument panel to front cowl attachment |
| EP3650276A4 (en) * | 2017-07-06 | 2020-05-13 | Mazda Motor Corporation | Passenger imaging device |
| JP7031367B2 (en) * | 2018-02-28 | 2022-03-08 | トヨタ自動車株式会社 | Instrument panel top surface connection structure |
| KR102598560B1 (en) * | 2019-07-05 | 2023-11-03 | 현대자동차주식회사 | Cowl cross bar for vehicle |
| CN111532130B (en) * | 2020-04-08 | 2022-12-23 | 宁波吉利汽车研究开发有限公司 | Clamping structure for vehicle instrument panel |
| US11752955B2 (en) | 2021-01-22 | 2023-09-12 | Faurecia Interior Systems, Inc. | Vehicle interior panel and method of manufacturing same |
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-
2012
- 2012-10-23 DE DE102012020802.2A patent/DE102012020802B4/en not_active Expired - Fee Related
- 2012-10-23 US US13/658,439 patent/US8602479B2/en not_active Expired - Fee Related
- 2012-11-20 CN CN201210472335.4A patent/CN103129395B/en not_active Expired - Fee Related
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| US6767041B2 (en) * | 2001-06-11 | 2004-07-27 | Honda Giken Kogyo Kabushiki | Instrument panel/parts assembly |
| CN101402320A (en) * | 2007-10-02 | 2009-04-08 | 马自达汽车株式会社 | Structure of instrument panel area of vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103129395A (en) | 2013-06-05 |
| JP6044751B2 (en) | 2016-12-14 |
| DE102012020802B4 (en) | 2016-05-19 |
| US8602479B2 (en) | 2013-12-10 |
| US20130134736A1 (en) | 2013-05-30 |
| JP2013107564A (en) | 2013-06-06 |
| DE102012020802A1 (en) | 2013-05-29 |
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